15549272020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{3607}}^1$

素因数の和:4073

約数の個数: 96

約数和(自身を含む): 35786741760

約数和(自身を除く): 20237469740

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 409, 527, 620, 818, 1054, 1636, 2045, 2108, 2635, 3607, 4090, 5270, 6953, 7214, 8180, 10540, 12679, 13906, 14428, 18035, 25358, 27812, 34765, 36070, 50716, 61319, 63395, 69530, 72140, 111817, 122638, 126790, 139060, 215543, 223634, 245276, 253580, 306595, 431086, 447268, 559085, 613190, 862172, 1077715, 1118170, 1226380, 1475263, 1900889, 2155430, 2236340, 2950526, 3801778, 4310860, 5901052, 7376315, 7603556, 9504445, 14752630, 19008890, 25079471, 29505260, 38017780, 45733153, 50158942, 91466306, 100317884, 125397355, 182932612, 228665765, 250794710, 457331530, 501589420, 777463601, 914663060, 1554927202, 3109854404, 3887318005, 7774636010, 15549272020]

約数ペア:

[(1, 15549272020), (2, 7774636010), (4, 3887318005), (5, 3109854404), (10, 1554927202), (17, 914663060), (20, 777463601), (31, 501589420), (34, 457331530), (62, 250794710), (68, 228665765), (85, 182932612), (124, 125397355), (155, 100317884), (170, 91466306), (310, 50158942), (340, 45733153), (409, 38017780), (527, 29505260), (620, 25079471), (818, 19008890), (1054, 14752630), (1636, 9504445), (2045, 7603556), (2108, 7376315), (2635, 5901052), (3607, 4310860), (4090, 3801778), (5270, 2950526), (6953, 2236340), (7214, 2155430), (8180, 1900889), (10540, 1475263), (12679, 1226380), (13906, 1118170), (14428, 1077715), (18035, 862172), (25358, 613190), (27812, 559085), (34765, 447268), (36070, 431086), (50716, 306595), (61319, 253580), (63395, 245276), (69530, 223634), (72140, 215543), (111817, 139060), (122638, 126790)]