28715124490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{1019}}^1$

素因数の和:1408

約数の個数: 128

約数和(自身を含む): 60628538880

約数和(自身を除く): 31913414390

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 205, 221, 311, 410, 442, 533, 622, 697, 1019, 1066, 1105, 1394, 1555, 2038, 2210, 2665, 3110, 3485, 4043, 5095, 5287, 5330, 6970, 8086, 9061, 10190, 10574, 12751, 13247, 17323, 18122, 20215, 25502, 26435, 26494, 34646, 40430, 41779, 45305, 52870, 63755, 66235, 68731, 83558, 86615, 90610, 127510, 132470, 137462, 165763, 173230, 208895, 216767, 225199, 316909, 331526, 343655, 417790, 433534, 450398, 543127, 633818, 687310, 710243, 828815, 1083835, 1086254, 1125995, 1420486, 1584545, 1657630, 2167670, 2251990, 2715635, 2817971, 3169090, 3551215, 4119817, 5387453, 5431270, 5635942, 7102430, 8239634, 9233159, 10774906, 12993269, 14089855, 18466318, 20599085, 25986538, 26937265, 28179710, 41198170, 46165795, 53874530, 64966345, 70036889, 92331590, 129932690, 140073778, 168912497, 220885573, 337824994, 350184445, 441771146, 700368890, 844562485, 1104427865, 1689124970, 2208855730, 2871512449, 5743024898, 14357562245, 28715124490]

約数ペア:

[(1, 28715124490), (2, 14357562245), (5, 5743024898), (10, 2871512449), (13, 2208855730), (17, 1689124970), (26, 1104427865), (34, 844562485), (41, 700368890), (65, 441771146), (82, 350184445), (85, 337824994), (130, 220885573), (170, 168912497), (205, 140073778), (221, 129932690), (311, 92331590), (410, 70036889), (442, 64966345), (533, 53874530), (622, 46165795), (697, 41198170), (1019, 28179710), (1066, 26937265), (1105, 25986538), (1394, 20599085), (1555, 18466318), (2038, 14089855), (2210, 12993269), (2665, 10774906), (3110, 9233159), (3485, 8239634), (4043, 7102430), (5095, 5635942), (5287, 5431270), (5330, 5387453), (6970, 4119817), (8086, 3551215), (9061, 3169090), (10190, 2817971), (10574, 2715635), (12751, 2251990), (13247, 2167670), (17323, 1657630), (18122, 1584545), (20215, 1420486), (25502, 1125995), (26435, 1086254), (26494, 1083835), (34646, 828815), (40430, 710243), (41779, 687310), (45305, 633818), (52870, 543127), (63755, 450398), (66235, 433534), (68731, 417790), (83558, 343655), (86615, 331526), (90610, 316909), (127510, 225199), (132470, 216767), (137462, 208895), (165763, 173230)]