72176990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 143327232

約数和(自身を除く): 71150242

約数列:

[1, 2, 5, 10, 23, 31, 46, 53, 62, 106, 115, 155, 191, 230, 265, 310, 382, 530, 713, 955, 1219, 1426, 1643, 1910, 2438, 3286, 3565, 4393, 5921, 6095, 7130, 8215, 8786, 10123, 11842, 12190, 16430, 20246, 21965, 29605, 37789, 43930, 50615, 59210, 75578, 101230, 136183, 188945, 232829, 272366, 313813, 377890, 465658, 627626, 680915, 1164145, 1361830, 1569065, 2328290, 3138130, 7217699, 14435398, 36088495, 72176990]

約数ペア:

[(1, 72176990), (2, 36088495), (5, 14435398), (10, 7217699), (23, 3138130), (31, 2328290), (46, 1569065), (53, 1361830), (62, 1164145), (106, 680915), (115, 627626), (155, 465658), (191, 377890), (230, 313813), (265, 272366), (310, 232829), (382, 188945), (530, 136183), (713, 101230), (955, 75578), (1219, 59210), (1426, 50615), (1643, 43930), (1910, 37789), (2438, 29605), (3286, 21965), (3565, 20246), (4393, 16430), (5921, 12190), (6095, 11842), (7130, 10123), (8215, 8786)]