208530075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:613

約数の個数: 96

約数和(自身を含む): 410973696

約数和(自身を除く): 202443621

約数列:

[1, 3, 5, 13, 15, 17, 23, 25, 39, 51, 65, 69, 75, 85, 115, 195, 221, 255, 299, 325, 345, 391, 425, 547, 575, 663, 897, 975, 1105, 1173, 1275, 1495, 1641, 1725, 1955, 2735, 3315, 4485, 5083, 5525, 5865, 7111, 7475, 8205, 9299, 9775, 12581, 13675, 15249, 16575, 21333, 22425, 25415, 27897, 29325, 35555, 37743, 41025, 46495, 62905, 76245, 106665, 120887, 127075, 139485, 163553, 177775, 188715, 213877, 232475, 314525, 362661, 381225, 490659, 533325, 604435, 641631, 697425, 817765, 943575, 1069385, 1813305, 2453295, 2780401, 3022175, 3208155, 4088825, 5346925, 8341203, 9066525, 12266475, 13902005, 16040775, 41706015, 69510025, 208530075]

約数ペア:

[(1, 208530075), (3, 69510025), (5, 41706015), (13, 16040775), (15, 13902005), (17, 12266475), (23, 9066525), (25, 8341203), (39, 5346925), (51, 4088825), (65, 3208155), (69, 3022175), (75, 2780401), (85, 2453295), (115, 1813305), (195, 1069385), (221, 943575), (255, 817765), (299, 697425), (325, 641631), (345, 604435), (391, 533325), (425, 490659), (547, 381225), (575, 362661), (663, 314525), (897, 232475), (975, 213877), (1105, 188715), (1173, 177775), (1275, 163553), (1495, 139485), (1641, 127075), (1725, 120887), (1955, 106665), (2735, 76245), (3315, 62905), (4485, 46495), (5083, 41025), (5525, 37743), (5865, 35555), (7111, 29325), (7475, 27897), (8205, 25415), (9299, 22425), (9775, 21333), (12581, 16575), (13675, 15249)]