31759650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 94447080

約数和(自身を除く): 62687430

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 61, 65, 75, 78, 89, 90, 117, 122, 130, 150, 178, 183, 195, 225, 234, 267, 305, 325, 366, 390, 445, 450, 534, 549, 585, 610, 650, 793, 801, 890, 915, 975, 1098, 1157, 1170, 1335, 1525, 1586, 1602, 1830, 1950, 2225, 2314, 2379, 2670, 2745, 2925, 3050, 3471, 3965, 4005, 4450, 4575, 4758, 5429, 5490, 5785, 5850, 6675, 6942, 7137, 7930, 8010, 9150, 10413, 10858, 11570, 11895, 13350, 13725, 14274, 16287, 17355, 19825, 20025, 20826, 23790, 27145, 27450, 28925, 32574, 34710, 35685, 39650, 40050, 48861, 52065, 54290, 57850, 59475, 70577, 71370, 81435, 86775, 97722, 104130, 118950, 135725, 141154, 162870, 173550, 178425, 211731, 244305, 260325, 271450, 352885, 356850, 407175, 423462, 488610, 520650, 635193, 705770, 814350, 1058655, 1221525, 1270386, 1764425, 2117310, 2443050, 3175965, 3528850, 5293275, 6351930, 10586550, 15879825, 31759650]

約数ペア:

[(1, 31759650), (2, 15879825), (3, 10586550), (5, 6351930), (6, 5293275), (9, 3528850), (10, 3175965), (13, 2443050), (15, 2117310), (18, 1764425), (25, 1270386), (26, 1221525), (30, 1058655), (39, 814350), (45, 705770), (50, 635193), (61, 520650), (65, 488610), (75, 423462), (78, 407175), (89, 356850), (90, 352885), (117, 271450), (122, 260325), (130, 244305), (150, 211731), (178, 178425), (183, 173550), (195, 162870), (225, 141154), (234, 135725), (267, 118950), (305, 104130), (325, 97722), (366, 86775), (390, 81435), (445, 71370), (450, 70577), (534, 59475), (549, 57850), (585, 54290), (610, 52065), (650, 48861), (793, 40050), (801, 39650), (890, 35685), (915, 34710), (975, 32574), (1098, 28925), (1157, 27450), (1170, 27145), (1335, 23790), (1525, 20826), (1586, 20025), (1602, 19825), (1830, 17355), (1950, 16287), (2225, 14274), (2314, 13725), (2379, 13350), (2670, 11895), (2745, 11570), (2925, 10858), (3050, 10413), (3471, 9150), (3965, 8010), (4005, 7930), (4450, 7137), (4575, 6942), (4758, 6675), (5429, 5850), (5490, 5785)]